Zobrazeno 1 - 10
of 19
pro vyhledávání: '"J. R. McKenna"'
Publikováno v:
New Forests. 41:235-245
The effect of seed source (half-sib family) and nursery bed density on the nursery stock quality and subsequent growth of black walnut (Juglans nigra L.) was investigated. Nine black walnut female genitors were selected to represent a range of phenot
Publikováno v:
Acta Horticulturae. :375-381
Morphological quality of black walnut (Juglans nigra L.) seedlings largely dictates their capacity to establish well in plantations and their performance potential for use as rootstocks in grafting. Larger seedlings and rootstocks, attained from prop
Publikováno v:
Soil Science. 166:29-37
Minable quantities of heavy minerals occur in prime agricultural lands of the Atlantic Coastal Plain. We evaluated the use of yard waste compost to reclaim tailings mined from these lands. A 30 × 60-m area was excavated to a depth of 5 m to establis
Autor:
J. R. Mckenna, David R. Ball
Publikováno v:
Anaesthesia. 70:879-880
Publikováno v:
Communications in Soil Science and Plant Analysis. 29:1133-1142
Two soil tests commonly used to characterize the availability of soil phosphorus (P) are Bray P1 (B1) and Mehlich 3 (M3) extradants. The objective of this investigation was to compare M3‐ and B1‐extractable P levels in a Starr clay loam (fine‐l
Publikováno v:
Journal of Natural Resources and Life Sciences Education. 25:156-160
Publikováno v:
Forest Pathology. 47:e12313
Summary A recently developed detached-leaf blight resistance assay has generated interest because it could reduce the amount of time needed to evaluate backcrossed hybrid trees in the American chestnut blight resistance breeding programme. We evaluat
Publikováno v:
Communications in Soil Science and Plant Analysis. 26:1709-1718
The poultry industry faces tremendous challenges for the economically sound and environmentally safe disposal of the massive amounts of waste it generates during production processes. This study was conducted to investigate the accumulation and downw
Publikováno v:
Communications in Soil Science and Plant Analysis. 26:861-881
The poultry industry must dispose vast amounts of waste, mainly litter (PL), generated during production processes. This study was conducted to investigate the short‐term effects of various rates of PL application, i.e., cumulative 2‐year totals
Publikováno v:
Communications in Soil Science and Plant Analysis. 24:1139-1151
Field experiments were conducted on a Buxton silt loam (fine, illitic, frigid Aquic Dystric Eutrochrepts) to determine the effect of surface application of dairy cattle slurry on nitrogen (N) recovery by timothy (Phleum pratense L.). Two experiments