Annual Progress Report |
From inside the book
Results 1-3 of 38
Page 59
... tillers cut by rats ) * Bactad East ( percent of tillers cut by rats ) 1970 11.88 10.46 1971 12.64 19.93 1972 4.74 6.19 1973 1.05 5.16 * One hundred randomly selected hills were examined in each paddy to determine the percentage of ...
... tillers cut by rats ) * Bactad East ( percent of tillers cut by rats ) 1970 11.88 10.46 1971 12.64 19.93 1972 4.74 6.19 1973 1.05 5.16 * One hundred randomly selected hills were examined in each paddy to determine the percentage of ...
Page viii
... cut tillers on each visit . Damage averaged 13.2 ± 1.24 ( mean ± Std . error ) percent tillers cut at harvest in the ten paddies appraised . Total production costs for this area were 2248 per hectare . Harrowing , harvesting and ...
... cut tillers on each visit . Damage averaged 13.2 ± 1.24 ( mean ± Std . error ) percent tillers cut at harvest in the ten paddies appraised . Total production costs for this area were 2248 per hectare . Harrowing , harvesting and ...
Page viii
... cut tillers were not analyzed in this study , a regression equation was available for the relation between percent tillers cut and percent damaged hills for the 1970- 1972 Mindoro wet season crops ( r 0.92 , Sanchez et al , 1973 ) ...
... cut tillers were not analyzed in this study , a regression equation was available for the relation between percent tillers cut and percent damaged hills for the 1970- 1972 Mindoro wet season crops ( r 0.92 , Sanchez et al , 1973 ) ...
Contents
National Surveys for Rat Damage in Lowland Rice | 5 |
Ecological Relations Between Small Mammal Populations | 12 |
Response of Ricefield Rats to Population Reduction | 19 |
21 other sections not shown
Other editions - View all
Common terms and phrases
additional adjacent agricultural amounts of bait animals anticoagulant rodenticides anticoagulants argentiventer averaged bait added bait consumption bait stations baiting points baiting with anticoagulants barrio BIOLOGIST birds Bureau of Plant carbofuran cavans chronic toxicants coconut conducted control programs copra corn cost crown-baiting Development ears effective estimated evaluation exulans fallen nuts farmers feeding fence fenthion field ground level habitat harvest hectare increased Laguna Laguna de Bay Los Banos malacca marshland methyl carbamate non-lethal Nueva Ecija numbers observed paddies Pangasinan percent period Plant Industry preliminary punctulata randomly selected rat activity rat control rat damage rat populations reducing rat damage reference area reference plots ricefields rodent control Rodent Research Center rodenticides samples Sanchez species sustained baiting sustained baiting procedure Table technicians tillers cut tracking tiles trap success treated area treated plots treatment trial untreated UPLB USAID warfarin weeks after transplant wet season Wildlife yield zinc phosphide