-
2
-
-
84985347260
-
The effect of orchard soil management on the uptake of nitrogen by established apple trees
-
Atkinson, D., M.G. Johnson, D. Mattan, and E.R. Mercer. 1978. The effect of orchard soil management on the uptake of nitrogen by established apple trees. J. Sci. Food Agric. 30:129-135.
-
(1978)
J. Sci. Food Agric.
, vol.30
, pp. 129-135
-
-
Atkinson, D.1
Johnson, M.G.2
Mattan, D.3
Mercer, E.R.4
-
4
-
-
0031462406
-
Soil improvement by trees in subsaharan Africa
-
Buresh, R.J., and G. Tian. 1997. Soil improvement by trees in subsaharan Africa. Agrofor. Syst. 38:51-76.
-
(1997)
Agrofor. Syst.
, vol.38
, pp. 51-76
-
-
Buresh, R.J.1
Tian, G.2
-
5
-
-
0000184973
-
Exploiting nutrients in fertile soil microsites
-
M.M. Caldwell and R.W. Pearcy (ed.). Academic Press, London, UK
-
Caldwell, M.M. 1994. Exploiting nutrients in fertile soil microsites. p. 325-347. In M.M. Caldwell and R.W. Pearcy (ed.) Exploitation of environmental heterogeneity by plants. Academic Press, London, UK.
-
(1994)
Exploitation of Environmental Heterogeneity by Plants
, pp. 325-347
-
-
Caldwell, M.M.1
-
6
-
-
0001870052
-
Characteristics and functions of root systems
-
Y. Waisel et al. (ed.). Marcel Decker Inc., New York
-
Fitter, A.H. 1991. Characteristics and functions of root systems. p. 3-25. In Y. Waisel et al. (ed.) Plant roots: The hidden half. Marcel Decker Inc., New York.
-
(1991)
Plant Roots: The Hidden Half
, pp. 3-25
-
-
Fitter, A.H.1
-
8
-
-
0036098194
-
Do species mixtures increase above- and below-ground resource capture in improved fallows of tropical legumes?
-
Gathumbi, S.M., J.K. Ndufa, K.E. Giller, and G. Cadisch. 2002b. Do species mixtures increase above- and below-ground resource capture in improved fallows of tropical legumes? Agron. J. 94:518-526.
-
(2002)
Agron. J.
, vol.94
, pp. 518-526
-
-
Gathumbi, S.M.1
Ndufa, J.K.2
Giller, K.E.3
Cadisch, G.4
-
10
-
-
0029108677
-
Nitrogen utilization of selected cropping systems in the U.S. northeast: II Soil profile nitrate distribution and accumulation
-
Guillard, K., G.F. Griffin, D.W. Allinson, W.R. Yamartino, M.M. Rafey, and S.W. Pietrizyk. 1995. Nitrogen utilization of selected cropping systems in the U.S. northeast: II. Soil profile nitrate distribution and accumulation. Agron. J. 87:199-207.
-
(1995)
Agron. J.
, vol.87
, pp. 199-207
-
-
Guillard, K.1
Griffin, G.F.2
Allinson, D.W.3
Yamartino, W.R.4
Rafey, M.M.5
Pietrizyk, S.W.6
-
11
-
-
0001714345
-
Automated quantification of roots using a simple image analyzer
-
Harris, G.A., and G.S. Campbell. 1989. Automated quantification of roots using a simple image analyzer. Agron. J. 81:935-938.
-
(1989)
Agron. J.
, vol.81
, pp. 935-938
-
-
Harris, G.A.1
Campbell, G.S.2
-
12
-
-
0029666776
-
Soil nitrate and water dynamics in Sesbania fallow, weed fallow, and maize
-
Hartemink, A.E., R.J. Buresh, B. Jama, and B.H. Janssen. 1996. Soil nitrate and water dynamics in Sesbania fallow, weed fallow, and maize. Soil Sci. Soc. Am. J. 60:568-574.
-
(1996)
Soil Sci. Soc. Am. J.
, vol.60
, pp. 568-574
-
-
Hartemink, A.E.1
Buresh, R.J.2
Jama, B.3
Janssen, B.H.4
-
13
-
-
0012139643
-
Bracken clearance and potential for afforestation
-
R.T. Smith and J.A. Taylor (ed.). The Parthenon Publishing Group Limited, Lancs, England
-
Helliwell, D.R. 1986. Bracken clearance and potential for afforestation. p. 459-464. In R.T. Smith and J.A. Taylor (ed.) Bracken: Ecology, land use and control technology. The Parthenon Publishing Group Limited, Lancs, England.
-
(1986)
Bracken: Ecology, Land Use and Control Technology
, pp. 459-464
-
-
Helliwell, D.R.1
-
14
-
-
0030296279
-
Recovery of deep-point injected soil Nitrogen-15 by switchgrass, alfalfa, ineffective alfalfa, and corn
-
Huang, Y., D.H. Rickerl, and K.D. Kephart. 1996. Recovery of deep-point injected soil Nitrogen-15 by switchgrass, alfalfa, ineffective alfalfa, and corn. J. Environ. Qual. 25:1394-1400.
-
(1996)
J. Environ. Qual.
, vol.25
, pp. 1394-1400
-
-
Huang, Y.1
Rickerl, D.H.2
Kephart, K.D.3
-
15
-
-
0003459021
-
-
Rep. No.170. Joint FAO/IAEA. Division of Atomic Energy in Food and Agriculture, Vienna, Austria
-
IAEA. 1975. Root activity patterns of some tree crops. Rep. No.170. Joint FAO/IAEA. Division of Atomic Energy in Food and Agriculture, Vienna, Austria.
-
(1975)
Root Activity Patterns of Some Tree Crops
-
-
-
16
-
-
0031907301
-
Vertical distribution of roots and soil nitrates: Tree species and phosphorus effects
-
Jama, B.A., J.R. Buresh, J.K. Ndufa, and K.D. Shepherd. 1998. Vertical distribution of roots and soil nitrates: Tree species and phosphorus effects. Soil Sci. Soc. Am. J. 62:280-286.
-
(1998)
Soil Sci. Soc. Am. J.
, vol.62
, pp. 280-286
-
-
Jama, B.A.1
Buresh, J.R.2
Ndufa, J.K.3
Shepherd, K.D.4
-
17
-
-
0030619281
-
Root and inorganic nitrogen distributions in Sesbania fallow, natural fallow and maize fields
-
Mekonnen, K., R.J. Buresh, and B. Jama. 1997. Root and inorganic nitrogen distributions in Sesbania fallow, natural fallow and maize fields. Plant Soil 188:319-327.
-
(1997)
Plant Soil
, vol.188
, pp. 319-327
-
-
Mekonnen, K.1
Buresh, R.J.2
Jama, B.3
-
18
-
-
0032440608
-
Root length and nitrate under Sesbania sesban: Vertical and horizontal distribution and variability
-
Mekonnen, K., R.J. Buresh, R. Coe, and K.M. Kipleting. 1999. Root length and nitrate under Sesbania sesban: Vertical and horizontal distribution and variability. Agrofor. Syst. 42:265-282.
-
(1999)
Agrofor. Syst.
, vol.42
, pp. 265-282
-
-
Mekonnen, K.1
Buresh, R.J.2
Coe, R.3
Kipleting, K.M.4
-
19
-
-
0030923165
-
Subsoil nitrate uptake by grain pearl millet
-
Menezes, S.C.R., G.J. Gascho, W.W. Hanna, M.L. Cabrera, and J.E. Hook. 1997. Subsoil nitrate uptake by grain pearl millet. Agron. J. 89:189-194.
-
(1997)
Agron. J.
, vol.89
, pp. 189-194
-
-
Menezes, S.C.R.1
Gascho, G.J.2
Hanna, W.W.3
Cabrera, M.L.4
Hook, J.E.5
-
20
-
-
0032745681
-
Alley cropping of maize with Calliandra and Leucaena in the subhumid highlands of Kenya: Part 2. Biomass decomposition, N mineralization and N uptake by maize
-
Mugendi, D.N., P.K.R. Nair, J.N. Mugwe, M.K. O'Neill, M.J. Swift, and P.L. Woomer. 1999. Alley cropping of maize with Calliandra and Leucaena in the subhumid highlands of Kenya: Part 2. Biomass decomposition, N mineralization and N uptake by maize. Agrofor. Syst. 46:51-64.
-
(1999)
Agrofor. Syst.
, vol.46
, pp. 51-64
-
-
Mugendi, D.N.1
Nair, P.K.R.2
Mugwe, J.N.3
O'Neill, M.K.4
Swift, M.J.5
Woomer, P.L.6
-
21
-
-
0000038544
-
A method for estimating the total length of root in a sample
-
Newman, E.I. 1966. A method for estimating the total length of root in a sample. J. Appl. Ecol. 3:139-145.
-
(1966)
J. Appl. Ecol.
, vol.3
, pp. 139-145
-
-
Newman, E.I.1
-
22
-
-
0001882277
-
Increasing productivity in small holder farming systems by introduction of planted fallows
-
Prinz, D. 1986. Increasing productivity in small holder farming systems by introduction of planted fallows. J. Plant Res. Dev. 24:31-56.
-
(1986)
J. Plant Res. Dev.
, vol.24
, pp. 31-56
-
-
Prinz, D.1
-
23
-
-
0026319578
-
Measuring crop yields in agroforestry studies
-
Rao, M.R., and R. Coe. 1991. Measuring crop yields in agroforestry studies. Agrofor. Syst. 15:275-289.
-
(1991)
Agrofor. Syst.
, vol.15
, pp. 275-289
-
-
Rao, M.R.1
Coe, R.2
-
24
-
-
0036122902
-
15N recovery in hedgerow intercrop systems
-
15N recovery in hedgerow intercrop systems. Agrofor. Syst. 54:61-70.
-
(2002)
Agrofor. Syst.
, vol.54
, pp. 61-70
-
-
Rowe, E.C.1
Cadisch, G.2
-
27
-
-
0004282518
-
-
SAS Institute, Cary, NC
-
SAS Institute. 1990. SAS/STAT user's guide. SAS Institute, Cary, NC.
-
(1990)
SAS/STAT User's Guide
-
-
-
28
-
-
0032453563
-
A review of belowground interactions in agroforestry, focusing on mechanisms and management options
-
Schroth, G. 1998. A review of belowground interactions in agroforestry, focusing on mechanisms and management options. Agrofor. Syst. 43:5-34.
-
(1998)
Agrofor. Syst.
, vol.43
, pp. 5-34
-
-
Schroth, G.1
-
29
-
-
0028993837
-
Root length dynamics in agroforestry with Gliricidia sepium as compared to sole cropping in the semideciduous rainforest zone of West Africa
-
Schroth, G., and W. Zech. 1995. Root length dynamics in agroforestry with Gliricidia sepium as compared to sole cropping in the semideciduous rainforest zone of West Africa. Plant Soil 170:297-306.
-
(1995)
Plant Soil
, vol.170
, pp. 297-306
-
-
Schroth, G.1
Zech, W.2
-
30
-
-
0036281651
-
The inherent 'safety net' of Ultisols: Measuring and modeling retarded leaching mineral nitrogen
-
Suprayogo, D., M. van Noordwijk, K. Hairiah, and G. Cadisch. 2002. The inherent 'safety net' of Ultisols: Measuring and modeling retarded leaching mineral nitrogen. Eur. J. Soil Sci. 53:185-194.
-
(2002)
Eur. J. Soil Sci.
, vol.53
, pp. 185-194
-
-
Suprayogo, D.1
Van Noordwijk, M.2
Hairiah, K.3
Cadisch, G.4
-
31
-
-
0002839774
-
Review of quantitative root length data in agriculture
-
H. Persson and B.L. McMichael (ed.). Elsevier, Amsterdam
-
van Noordwijk, M., and G. Brouwer. 1991. Review of quantitative root length data in agriculture, p. 515-525. In H. Persson and B.L. McMichael (ed.) Plant roots and their environment. Elsevier, Amsterdam.
-
(1991)
Plant Roots and their Environment
, pp. 515-525
-
-
Van Noordwijk, M.1
Brouwer, G.2
-
32
-
-
0029513116
-
Root architecture in relation to tree-crop interactions and shoot pruning in agroforestry
-
van Noordwijk, M., and P. Purnomosidhi. 1995. Root architecture in relation to tree-crop interactions and shoot pruning in agroforestry. Agrofor. Syst. 30:161-173.
-
(1995)
Agrofor. Syst.
, vol.30
, pp. 161-173
-
-
Van Noordwijk, M.1
Purnomosidhi, P.2
-
33
-
-
0003076871
-
Root distribution of trees and crops: Competition and/or complementarity
-
C.K. Ong and P. Huxley (ed.). CAB International, Wallingford, UK
-
van Noordwijk, M., G. Lawson, A. Soumare, J.J.R. Groot, and K. Hairiah. 1996. Root distribution of trees and crops: Competition and/or complementarity. p. 319-364. In C.K. Ong and P. Huxley (ed.) Tree-crop interactions. CAB International, Wallingford, UK.
-
(1996)
Tree-Crop Interactions
, pp. 319-364
-
-
Van Noordwijk, M.1
Lawson, G.2
Soumare, A.3
Groot, J.J.R.4
Hairiah, K.5
-
34
-
-
0020917068
-
15N-labelled fertilizer: Some problems and solutions
-
15N-labelled fertilizer: Some problems and solutions. Soil Biol. Biochem. 15:631-639.
-
(1983)
Soil Biol. Biochem.
, vol.15
, pp. 631-639
-
-
Witty, J.F.1
|